bug#36122: A second find-dired clobbers the first's buffer

[Lars Ingebrigtsen]

積丹尼 Dan Jacobson <jidanni@jidanni.org> writes:

> Do find-dired on directory A.
> Then do find-dired on directory B.
> A second find-dired clobbers the first's buffer!
> Imagine if there could only be one Dired buffer in emacs.
> Well, the same goes for find-dired.

That's how the kinda related commands like M-x grep work -- if you want
more than one, you have to rename them.  So I think this works as
advertised.

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